I’ve seen a few reviews of these applications, but the reviews mostly concentrate on user interface concerns. I’d like to do something different here; Instead of simply looking at their UI, I’d like to look at how these applications handle tasks I typically do.

(He reviewed Acorn 1.0.3, not the 1.1 public beta, which is totally fair — but in my experience Acorn 1.1b1’s performance is dramatically improved. Not sure if it’d help in these tests, though.)